Toward the Synthesis of Sceptrin and Benzosceptrin: Solvent Effect in Stereo- and Regioselective [2+2] Photodimerization and Easy Access to the Fully Substituted Benzobutane
作者:Thanh Binh Nguyen、Le Anh Nguyen、Mathilde Corbin、Pascal Retailleau、Ludmila Ermolenko、Ali Al-Mourabit
DOI:10.1002/ejoc.201800458
日期:2018.11.15
The regio‐ and stereoselective photodimerization of (E)‐3‐(imidazo[1,2‐a]pyrimidin‐2‐yl)acrylic acid by sol switching is described. The diester was cyclized to the challenging, fully substituted diimidazobenzobutane system present in benzosceptrins.
描述了通过溶胶转换对(E)-3-(咪唑并[1,2 - a ]嘧啶-2-基)丙烯酸的区域和立体选择性光二聚。将二酯环化成存在于苯并受体蛋白中的具有挑战性的,完全取代的二咪唑并苯并丁烷系统。